Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851911 | Video signal noise reduction circuit | Klaus Muller, Ernst Rau | 1989-07-25 |
| 4542403 | Method of confining the signal level range of a television camera | Friedrich Zimmermann, Herbert Zettl, Christian Sacher | 1985-09-17 |
| 4488052 | Method and system to reduce low-frequency noise in semiconductor sensors | Dieter Poetsch, Klaus Lehmann, Friedrich Zimmermann, Klaus M/u/ ller | 1984-12-11 |
| 4292653 | Method and circuit for reading-out data from a television pickup (image sensor) | Gerd Bock, Herbert Zettl, Friedrich Zimmermann | 1981-09-29 |